Unreal Engine: Add event fingerprint API docs

[tustanivsky]

This PR adds docs for the new event class API that allows get/set its fingerprint. Corresponding changes were introduced to Unreal SDK in scope of getsentry/sentry-unreal#920.

Closes #13733

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
sentry-docs	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 22, 2025 3:32pm

2 Skipped Deployments

Name	Status	Preview	Comments	Updated (UTC)
changelog	⬜️ Ignored (Inspect)			May 22, 2025 3:32pm
develop-docs	⬜️ Ignored (Inspect)			May 22, 2025 3:32pm

[codecov]

Bundle Report

Changes will increase total bundle size by 819 bytes (0.0%) ⬆️. This is within the configured threshold ✅

Detailed changes

Bundle name	Size	Change
sentry-docs-server-cjs	11.2MB	825 bytes (0.01%) ⬆️
sentry-docs-client-array-push	9.51MB	-6 bytes (-0.0%) ⬇️

Affected Assets, Files, and Routes:

view changes for bundle: sentry-docs-client-array-push

Assets Changed:

Asset Name	Size Change	Total Size	Change (%)
static/chunks/pages/_app-*.js	-3 bytes	868.7kB	-0.0%
static/chunks/8165-*.js	-3 bytes	410.1kB	-0.0%
server/middleware-*.js	-5.55kB	1.0kB	-84.74%
server/middleware-*.js	5.55kB	6.55kB	555.3% ⚠️
static/K9QUcTGYWOgZb1FGNU_iX/_buildManifest.js (New)	578 bytes	578 bytes	100.0% 🚀
static/K9QUcTGYWOgZb1FGNU_iX/_ssgManifest.js (New)	77 bytes	77 bytes	100.0% 🚀
static/Xwm-*.js (Deleted)	-77 bytes	0 bytes	-100.0% 🗑️
static/Xwm-*.js (Deleted)	-578 bytes	0 bytes	-100.0% 🗑️

view changes for bundle: sentry-docs-server-cjs

Assets Changed:

Asset Name	Size Change	Total Size	Change (%)
1729.js	-3 bytes	1.75MB	-0.0%
../instrumentation.js	-3 bytes	1.08MB	-0.0%
9523.js	-3 bytes	1.05MB	-0.0%
../app/[[...path]]/page.js.nft.json	278 bytes	398.41kB	0.07%
../app/platform-redirect/page.js.nft.json	278 bytes	398.33kB	0.07%
../app/sitemap.xml/route.js.nft.json	278 bytes	396.3kB	0.07%